Home / 622,841.20-934,261.80-202,159.60

Finding the Fourth Proportional to 622,841.20, 934,261.80 and 202,159.60

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Solution

The fourth proportional to 622,841.20, 934,261.80 and 202,159.60 is: 303,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,841.20 : 934,261.80 = 202,159.60 : x
  2. Step 2: Convert to fraction form
    622,841.20/934,261.80 = 202,159.60/x
  3. Step 3: Cross multiply
    622,841.20x = 934,261.80 × 202,159.60
  4. Step 4: Simplify right side
    622,841.20x = 188,869,991,783.28
  5. Step 5: Solve for x
    x = 188,869,991,783.28/622,841.20
  6. Step 6: Final answer
    x = 303,239.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.